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A solution of urea in water has boiling point . Calculate the freezing point of the same solution…
A solution of urea in water has boiling point $100\cdot128^\circ\text{C}$. Calculate the freezing point of the same solution. Molal constants for water are $K_b = 0\cdot512\text{ K kg mol}^{-1}$ and $K_f = 1\cdot86\text{ K kg mol}^{-1}$ respectively.
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From ISC 2023 Specimen Chemistry Paper 1, question 9.